Home / 3,929.91-5,887.36-2,024.79

Finding the Fourth Proportional to 3,929.91, 5,887.36 and 2,024.79

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Solution

The fourth proportional to 3,929.91, 5,887.36 and 2,024.79 is: 3,033.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929.91 : 5,887.36 = 2,024.79 : x
  2. Step 2: Convert to fraction form
    3,929.91/5,887.36 = 2,024.79/x
  3. Step 3: Cross multiply
    3,929.91x = 5,887.36 × 2,024.79
  4. Step 4: Simplify right side
    3,929.91x = 11,920,667.65
  5. Step 5: Solve for x
    x = 11,920,667.65/3,929.91
  6. Step 6: Final answer
    x = 3,033.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.